Cool science


























Play Dough Recipe
4 cups flour
1 cup salt
4 cups water
4 tablespoons oil
1/2 cup cream of tartar

fun to play with not to eat!



Natural sources of thermal energy

1.biological energy is energy transductions through living organisms



2.example:


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3.enviromental impact:

It helps the enviroment by the sun feeding plants and the plants giving some of there energy to other organisms

4.it is relivant to our lives because:

the energy from the plants helps us to breathe with the oxygen they let out.